B63H 21/02
The vessels being steam-driven
Official title: the vessels being steam-driven (B63H21/18 takes precedence)
B63H21/02 (The vessels being steam-driven) appears on 35 US grants and 19 published applications in this corpus.
Search patents in B63H- Granted patents
- 35
- Published applications
- 19
- Assignees
- 26
- Inventors
- 86
- Latest grant
- 21 Jan 2025
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 2 | 0 |
| 1977 | 0 | 0 |
| 1978 | 0 | 0 |
| 1979 | 1 | 0 |
| 1980 | 0 | 0 |
| 1981 | 0 | 0 |
| 1982 | 0 | 0 |
| 1983 | 1 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 2 | 0 |
| 1989 | 0 | 0 |
| 1990 | 0 | 0 |
| 1991 | 0 | 0 |
| 1992 | 0 | 0 |
| 1993 | 0 | 0 |
| 1994 | 1 | 0 |
| 1995 | 1 | 0 |
| 1996 | 1 | 0 |
| 1997 | 1 | 0 |
| 1998 | 2 | 0 |
| 1999 | 1 | 0 |
| 2000 | 1 | 0 |
| 2001 | 1 | 1 |
| 2002 | 2 | 0 |
| 2003 | 4 | 4 |
| 2004 | 1 | 1 |
| 2005 | 1 | 3 |
| 2006 | 1 | 1 |
| 2007 | 2 | 1 |
| 2008 | 1 | 0 |
| 2009 | 1 | 1 |
| 2010 | 0 | 0 |
| 2011 | 0 | 1 |
| 2012 | 0 | 0 |
| 2013 | 1 | 0 |
| 2014 | 1 | 0 |
| 2015 | 0 | 0 |
| 2016 | 0 | 1 |
| 2017 | 2 | 2 |
| 2018 | 0 | 0 |
| 2019 | 1 | 0 |
| 2020 | 0 | 0 |
| 2021 | 0 | 1 |
| 2022 | 1 | 0 |
| 2023 | 0 | 1 |
| 2024 | 0 | 0 |
| 2025 | 1 | 1 |
By publication year. Applications have been published since 2001.
Subgroups
Granted patents
Recent patents
- Steam-powered outboard conformal cooling system21 Jan 2025US 12,202,586 B2Wuhan 2Nd Ship Design and Research Institute
- Carbon negative energy generation system15 Feb 2022US 11,247,765 B2X Development LLC
- Electrical power distribution system, method for powering a corresponding task, propulsion system and method for a ship22 Oct 2019US 10,450,044 B2GE Energy Power Conversion Technology Limited
- Air start steam engine14 Nov 2017US 9,816,399 B2Averill Partners, LLC
- Intelligent sea water cooling system24 Oct 2017US 9,797,294 B2IMO Industries, Inc.
- Hybrid combined cycle power system13 Mar 2025US 2025/0083789 A1Siemens Energy, Inc.
- Steam-powered outboard conformal cooling system25 May 2023US 2023/0159148 A1Wuhan 2Nd Ship Design and Research Institute
- Carbon negative energy generation system6 May 2021US 2021/0129967 A1X Development LLC
- Electrical power distribution system, method for powering a corresponding task, propulsion system and method for a ship5 Oct 2017US 2017/0283023 A1GE Energy Power Conversion Technology Limited
- Air start steam engine8 Jun 2017US 2017/0159501 A1Averill Partners, LLC
Most cited
By later US patents
- Multi-stage pump powered by integral canned motors43US 5,713,727 AWestinghouse Electric Corp. · 1998
- Heat exchanger for marine engine cooling system38US 5,746,270 ABrunswick Corporation · 1998
- Watercraft having a closed coolant circulating system with a heat exchanger that constitutes an exterior surface of the hull29US 6,544,085 B1Bombardier Inc. · 2003
- Cooling system for marine engines28US 4,133,284 A1979
- Keel cooler with fluid flow diverter28US 7,201,213 B2Duramax Marine, LLC · 2007